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Block Diagram
Design Considerations
Features
TMS320C54x™ DSPs
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100% code-compatible with C5000 devices
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16-bit, fixed-point DSPs with power dissipation as low as 40 mW
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Single and multi-core products delivering 300-532 MIPS
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Three power-down modes
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Integrated RAM and ROM configurations
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Ultra-thin packaging
Audio Power Amplifier
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Efficient Class-D operation
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Only three external components (TPA2005D1)
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Internal gain (TPA3007D1: 12, 18, 23.6, 36dB) Independent gain control ('2005D1)
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THD+N = 0.2% at 1kHz; PSRR = -73 dB ('3007D1) & -75dB ('2005D1)
Touch Screen Controller
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Integrated 4-wire touch screen controller
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Highly programmable
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Direct battery measurement
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Stereo audio DAC with 48ksps sampling rate
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SPI interface
Audio DAC
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Accepts 16- to 24-bit data; Left, Right I2S Format; wide sampling frequency - 5kHz to 200kHz
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Hardware controlled
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THD+N = 0.02%, Typical
Sitara Cortex™-A8 features:
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Powerful ARM® Cortex™-A8 up to 1GHz operation
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Inegrated memory
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Wide peripheral set includes:UART, SPI, I2C, USB, Ethernet
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Display support
Benefits
Audio Power Amplifier
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Eliminates need for heat sink
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Reduces board space
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Minimizes noise
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Excellent audio fidelity
Touch Screen Controller
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Fully automated modes of operation
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Controls resolution, speed, timing & averaging
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Monitors battery voltage
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High-quality audio playback
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Direct serial bus connection to controller
Audio DAC
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Flexible interface to processor
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Simplifies system design
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Minimizes noise
Sitara Cortex™-A8 leverages:
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ARM® Cortex™-A8 core optimized for low power consumption solutions
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Production-ready reference platforms
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StarterWare, Mainline Linux;
Reference Designs
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